Semi-truck with brake failure hits 7 vehicles on SR 18, WSP says WSP says the semi’s brakes failed before it struck seven vehicles west of SR 167.Share this: WSP seeks witnesses in Renton hit-and-run involving pedestrianDateNovember 18, 2025In relation toKing 5 NewsVehicle of interest impounded in fatal Tacoma collision involving WSP trooperDateDecember 23, 2025In relation toKing 5 NewsWSP trooper rear-ended in Pierce CountyDateJanuary 5, 2026In relation toKing 5 News